package chapter10_1_coutdown_latch;

import java.util.concurrent.CountDownLatch;

/**
 * @author Summerday
 */
public class JoinCountDownLatch3 {

    public static volatile CountDownLatch countDownLatch = new CountDownLatch(0);

    public static void main (String[] args) throws InterruptedException {

        countDownLatch.await();

        System.out.println("ha..");

    }

}
